#66ECA7#66ECA7
#66ECA7 is a very light, vivid green. Relative luminance 0.656; OKLCH L 85.1% C 0.154 H 158.1°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).
Color values
| HEX | #66ECA7 |
|---|---|
| RGB | rgb(102, 236, 167) |
| HSL | hsl(149, 78%, 66%) |
| HSV | hsv(149, 57%, 93%) |
| CMYK | cmyk(56.8%, 0%, 29.2%, 7.5%) |
| CIE-LAB | lab(84.79, -52.27, 22.65) |
| CIE-LCH | lch(84.79, 56.97, 156.57°) |
| OKLab | oklab(85.07% -0.1428 0.0575) |
| OKLCH | oklch(85.07% 0.154 158.1) |
| XYZ | xyz(42.4463, 65.6017, 46.9772) |
| Luminance | 0.6561 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Light Greenish Blue
#63F7B4
ΔE00 2.60
Seafoam Green
#7AF9AB
ΔE00 3.44
Light Blue Green
#7EFBB3
ΔE00 3.57
Seafoam (survey)
#80F9AD
ΔE00 3.59
Light Bluish Green
#76FDA8
ΔE00 4.48
Light Green Blue
#56FCA2
ΔE00 4.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66ECA7 #EC66AB
analogous
#68EC66 #66ECA7 #66ECEA
triadic
#66ECA7 #A766EC #ECA766
tetradic
#66ECA7 #6668EC #EC66AB #ECEA66
square
#66ECA7 #6668EC #EC66AB #ECEA66
split-complementary
#66ECA7 #EA66EC #EC6668
monochromatic
#18C069 #30E588 #66ECA7 #9CF3C6 #D3FAE6
Accessibility & contrast
On white
1.49
#66ECA7 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
14.12
#66ECA7 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66ECA7
14.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66ECA7 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66ECA7 | 1.00 | 1.49 | 14.12 | 14.12 |
| #FFFFFF | 1.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 14.12 | 21.00 | 1.00 | 1.00 |
| ##000000 | 14.12 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#EADCA3
Deuteranopia (green-blind)
#D7CEAB
Tritanopia (blue-blind)
#33EBDA
Achromatopsia (no color)
#D4D4D4
Design tokens & code
CSS
--color: #66eca7; /* rgb */ color: rgb(102, 236, 167); /* oklch */ color: oklch(85.1% 0.154 158.1);
Tailwind
colors: {
custom: {
50: '#9cf3c1',
500: '#66eca7',
950: '#000000',
},
}SCSS
$custom: #66eca7; $custom-light: #9cf3c1; $custom-dark: #000000;
JSON
{
"hex": "#66eca7",
"rgb": {
"r": 102,
"g": 236,
"b": 167
},
"hsl": {
"h": 149.104,
"s": 77.907,
"l": 66.275
},
"oklch": {
"l": 0.85065,
"c": 0.15393,
"h": 158.1
},
"luminance": 0.65606
}Semantic roles & 50–950 ramp
primary
#66ECA7
secondary
#BE387D
accent
#0B76DA
background
#FCFFFD
surface
#F6FEF9
border
#D0D6D2
text
#0F1712
muted
#808582